you can buy acer extended warranty anytime during the first year. if you wait to long you may not be able to activate it online, but just ring them and give them the contract number and they will do it for you.
most of the acer's use the Broadcom BCM2035 "Bluetonium" chip. Not sure on this one as I have not bothered to look.
Check the device manager and look at the device instance ID. It should tell you with a bit of googling
i think the 8200 screen is fine. same panel as the TM8100, and the Ferrari 4000, and same as the AL2032 Monitor. The widescreen takes some getting used to, but other than that is fine. Of course my eyes are still young and sharp as a...